CVE-2021-34584: falha crítica em CODESYS V2
CODESYS V2 web server: crafted requests could trigger a buffer over-read (DoS)
Publicada em · Atualizada em
28Vexday Risk Score
Sem sinal de exploração. Nenhum artefato público de exploração conhecido até agora.
ssvc Trackcvss 9.1epss 1.1%
probabilidade de exploração
1.1%top 35% das CVEs
exploração observada
nãonenhuma fonte reporta
Crafted web server requests can be utilised to read partial stack or heap memory or may trigger a denial-of- service condition due to a crash in the CODESYS V2 web server prior to V1.1.9.22.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Produtos afetados
CODESYS · CODESYS V2CVEs relacionadas — CODESYS V2
No mesmo produto, das mais perigosas para as menos.
CVE-2021-34586HIGHCODESYS V2 web server: crafted requests could trigger a null pointer dereference (DoS)EPSS 14.1%CVE-2021-34583HIGHCODESYS V2 web server: crafted requests could trigger a heap-based buffer overflow (DoS)EPSS 8.4%CVE-2021-34593HIGHCODESYS V2 runtime: unauthenticated invalid requests may result in denial-of-serviceEPSS 2.7%CVE-2021-34585HIGHCODESYS V2 web server: crafted requests could trigger a pointer dereference with an invalid address (DoS)EPSS 0.9%CVE-2021-34595HIGHCODESYS V2 runtime: out-of-bounds read or write access may result in denial-of-serviceEPSS 0.9%CVE-2021-34596MEDIUMCODESYS V2 runtime: Access of Uninitialized Pointer may result in denial-of-serviceEPSS 0.9%